fix shoutbox header, use custom scroll-to-bottom system, remove vue-chat-scroll, temporarily add chat test hack

src/modules/chat.js

@@ -18,6 +18,25 @@ const chat = {
   actions: {
     initializeChat (store, socket) {
       const channel = socket.channel('chat:public')
+      let id = 0
+      const createmsg = () => {
+        id += 1
+        return {
+          text: 'test' + id,
+          author: {
+            username: 'test',
+            avatar: '',
+            id
+          }
+        }
+      }
+
+      const loop = () => {
+        store.commit('addMessage', createmsg())
+        setTimeout(loop, 3000)
+      }
+      loop()
+
       channel.on('new_msg', (msg) => {
         store.commit('addMessage', msg)
       })